/* Lovart observed layer rail: 280 CSS px, below the 40 px source header. */
#generationLibrary{position:relative;}
#generationLibrary .canvas-layers-panel{position:absolute;right:0;top:40px;bottom:0;z-index:90;width:280px;box-sizing:border-box;background:#161616;border-left:1px solid #303030;color:#ddd;font:12px/18px -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;display:flex;flex-direction:column;}
#generationLibrary .canvas-layers-panel[hidden]{display:none!important;}
#generationLibrary.canvas-layers-open #lovartStage{margin-right:280px;width:calc(100% - 280px);}
.canvas-layers-panel>header{display:flex;align-items:center;justify-content:space-between;height:48px;flex:none;padding:0 16px;font-size:14px;}
.canvas-layers-panel button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
.canvas-layers-panel .canvas-layer-action{padding:4px;min-width:22px;height:24px;line-height:16px;color:#999;border-radius:4px;}
.canvas-layers-panel button:hover{background:#323232;color:#fff;}
.canvas-layers-panel button:focus-visible{outline:1px solid #777;outline-offset:-1px;}
.canvas-layer-history{border-bottom:1px solid #303030;flex:none;max-height:240px;overflow:auto;}
.canvas-layer-history>summary{padding:10px 16px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;}
.canvas-layer-history>summary:after{content:'⌃';color:#777;}.canvas-layer-history:not([open])>summary:after{content:'⌄';}
.canvas-layer-history-list{min-height:126px;display:flex;gap:8px;align-items:center;overflow:auto;padding:8px 16px;box-sizing:border-box;}
.canvas-layer-empty{width:100%;text-align:center;color:#666;padding:24px 0;margin:0;}
.canvas-layer-history-item{flex:0 0 70px;display:flex;flex-direction:column;gap:6px;align-items:center;padding:6px!important;border-radius:6px;}
.canvas-layer-history-item .canvas-layer-thumb{height:52px;width:58px;object-fit:contain;}
.canvas-layer-list{flex:1;min-height:0;overflow:auto;padding:12px;}
.canvas-layer-row{display:flex;align-items:center;min-height:32px;margin:2px 0;border-radius:7px;}
.canvas-layer-row.is-selected{background:#303030;}.canvas-layer-row:hover{background:#282828;}
.canvas-layer-row.is-hidden .canvas-layer-select{opacity:.45;}
.canvas-layer-select{display:flex;align-items:center;gap:8px;padding:6px 8px;flex:1;min-width:0;text-align:left;border-radius:7px;}
.canvas-layer-name{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.canvas-layer-thumb,.canvas-layer-thumb-placeholder{width:20px;height:20px;flex:none;object-fit:contain;border-radius:3px;}
.canvas-layer-controls{display:none;align-items:center;padding-right:3px;}
.canvas-layer-row:hover .canvas-layer-controls,.canvas-layer-row:focus-within .canvas-layer-controls{display:flex;}
@media(max-width:950px){#generationLibrary .canvas-layers-panel{width:min(280px,80%);}#generationLibrary.canvas-layers-open #lovartStage{margin-right:0;width:100%;}}